Home / 29,347.32-40,499.82-15,919.02

Finding the Fourth Proportional to 29,347.32, 40,499.82 and 15,919.02

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Solution

The fourth proportional to 29,347.32, 40,499.82 and 15,919.02 is: 21,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,347.32 : 40,499.82 = 15,919.02 : x
  2. Step 2: Convert to fraction form
    29,347.32/40,499.82 = 15,919.02/x
  3. Step 3: Cross multiply
    29,347.32x = 40,499.82 × 15,919.02
  4. Step 4: Simplify right side
    29,347.32x = 644,717,444.58
  5. Step 5: Solve for x
    x = 644,717,444.58/29,347.32
  6. Step 6: Final answer
    x = 21,968.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.